abbie350 abbie350
  • 03-10-2020
  • Mathematics
contestada

7
Solve the equation x^2 - 8x + 15 = 0.

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 03-10-2020

Answer:

x=5   x=3

Step-by-step explanation:

x^2 - 8x + 15 = 0

Factor

What 2 numbers multiply to 15 and add to -8

-5*-3 = 15

-5-3 = -8

(x-5)(x-3) =0

Using the zero product property

x-5 =0    x-3 =0

x=5   x=3

Answer Link
annyyy
annyyy annyyy
  • 03-10-2020

Answer:

x = -5

Evidence to support reasoning:

Answer Link

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